Dulles, Virginia — Technology Advancement Group®, Inc. (TAG®) appointed John Borden to the new position of Vice President of Programs and Technologies. Mr. Borden was hired in September 2013 as Product Director, GNSS Systems when TAG was awarded a prime contract by the U.S. Army Geospatial Center (AGC) to provide a Precise Positioning Service (PPS) Global Positioning System Survey (GPS-S) solution with spoofing and jamming protection for use by Army survey and design teams to perform ...